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EQUATIONS)\u003C\/p\u003E","picture":"ch4_1591163927.png","class_id":12,"subject_id":27,"user_id":1,"created_at":"2021-02-22T17:06:05.000000Z","updated_at":"2021-02-22T17:06:05.000000Z","deleted_at":null},{"id":47,"active":"2021-02-22 17:06:05","chapter_name":"\u09aa\u099e\u09cd\u099a\u09ae \u0985\u09a7\u09cd\u09af\u09be\u09df | \u09a6\u09cd\u09ac\u09bf\u09aa\u09a6\u09c0 \u09ac\u09bf\u09b8\u09cd\u09a4\u09c3\u09a4\u09bf (BINOMIAL EXPANSIONS)","single_price":null,"slug":"pncm-odhzay-dwipdee-bistrriti-binomial-expansions","chapter_description":"\u003Cp\u003E\u09aa\u099e\u09cd\u099a\u09ae \u0985\u09a7\u09cd\u09af\u09be\u09df | \u09a6\u09cd\u09ac\u09bf\u09aa\u09a6\u09c0 \u09ac\u09bf\u09b8\u09cd\u09a4\u09c3\u09a4\u09bf (BINOMIAL EXPANSIONS)\u003C\/p\u003E","picture":"ch-5_1591635365.png","class_id":12,"subject_id":27,"user_id":1,"created_at":"2021-02-22T17:06:05.000000Z","updated_at":"2021-02-22T17:06:05.000000Z","deleted_at":null},{"id":48,"active":"2021-02-22 17:06:05","chapter_name":"\u09b7\u09b7\u09cd\u09a0 \u0985\u09a7\u09cd\u09af\u09be\u09df | \u0995\u09a8\u09bf\u0995 (CONICS)","single_price":null,"slug":"shshth-odhzay-knik-conics","chapter_description":"\u003Cp\u003E\u09b7\u09b7\u09cd\u09a0 \u0985\u09a7\u09cd\u09af\u09be\u09df | \u0995\u09a8\u09bf\u0995 (CONICS)\u003C\/p\u003E","picture":"cha-6_1591885777.png","class_id":12,"subject_id":27,"user_id":1,"created_at":"2021-02-22T17:06:05.000000Z","updated_at":"2021-02-22T17:06:05.000000Z","deleted_at":null},{"id":49,"active":"2021-02-22 17:06:05","chapter_name":"\u09b8\u09aa\u09cd\u09a4\u09ae \u0985\u09a7\u09cd\u09af\u09be\u09df | \u09ac\u09bf\u09aa\u09b0\u09c0\u09a4 \u09a4\u09cd\u09b0\u09bf\u0995\u09cb\u09a3\u09ae\u09bf\u09a4\u09bf\u0995 \u09ab\u09be\u0982\u09b6\u09a8 \u0993 \u09a4\u09cd\u09b0\u09bf\u0995\u09cb\u09a3\u09ae\u09bf\u09a4\u09bf\u0995 \u09b8\u09ae\u09c0\u0995\u09b0\u09a3 (INVERSE TRIGONOMETRIC FUNCTIONS AND TRIGONOMETRIC EQUATIONS)","single_price":null,"slug":"sptm-odhzay-bipreet-trikonmitik-fangsn-oo-trikonmitik-smeekrn-inverse-trigonometric-functions-and-trigonometric-equations","chapter_description":"\u003Cp\u003E\u09b8\u09aa\u09cd\u09a4\u09ae \u0985\u09a7\u09cd\u09af\u09be\u09df | \u09ac\u09bf\u09aa\u09b0\u09c0\u09a4 \u09a4\u09cd\u09b0\u09bf\u0995\u09cb\u09a3\u09ae\u09bf\u09a4\u09bf\u0995 \u09ab\u09be\u0982\u09b6\u09a8 \u0993 \u09a4\u09cd\u09b0\u09bf\u0995\u09cb\u09a3\u09ae\u09bf\u09a4\u09bf\u0995 \u09b8\u09ae\u09c0\u0995\u09b0\u09a3 (INVERSE TRIGONOMETRIC FUNCTIONS AND TRIGONOMETRIC EQUATIONS)\u003C\/p\u003E","picture":"cha-7_1593105155.png","class_id":12,"subject_id":27,"user_id":1,"created_at":"2021-02-22T17:06:05.000000Z","updated_at":"2021-02-22T17:06:05.000000Z","deleted_at":null},{"id":50,"active":"2021-02-22 17:06:05","chapter_name":"\u0985\u09b7\u09cd\u099f\u09ae \u0985\u09a7\u09cd\u09af\u09be\u09df | \u09b8\u09cd\u09a5\u09bf\u09a4\u09bf\u09ac\u09bf\u09a6\u09cd\u09af\u09be (STATICS)","single_price":null,"slug":"oshtm-odhzay-sthitibidza-statics","chapter_description":"\u003Cp\u003E\u0985\u09b7\u09cd\u099f\u09ae \u0985\u09a7\u09cd\u09af\u09be\u09df | \u09b8\u09cd\u09a5\u09bf\u09a4\u09bf\u09ac\u09bf\u09a6\u09cd\u09af\u09be (STATICS)\u003C\/p\u003E","picture":"chap-8_1593274528.png","class_id":12,"subject_id":27,"user_id":1,"created_at":"2021-02-22T17:06:05.000000Z","updated_at":"2021-02-22T17:06:05.000000Z","deleted_at":null},{"id":51,"active":"2021-02-22 17:06:05","chapter_name":"\u09a8\u09ac\u09ae \u0985\u09a7\u09cd\u09af\u09be\u09df | \u09b8\u09ae\u09a4\u09b2\u09c7 \u09ac\u09b8\u09cd\u09a4\u09c1\u0995\u09a3\u09be\u09b0 \u0997\u09a4\u09bf (MOTION OF PARTICLES IN A PLANE)","single_price":null,"slug":"nbm-odhzay-smtle-bstuknar-gti-motion-of-particles-in-a-plane","chapter_description":"\u003Cp\u003E\u09a8\u09ac\u09ae \u0985\u09a7\u09cd\u09af\u09be\u09df | \u09b8\u09ae\u09a4\u09b2\u09c7 \u09ac\u09b8\u09cd\u09a4\u09c1\u0995\u09a3\u09be\u09b0 \u0997\u09a4\u09bf (MOTION OF PARTICLES IN A PLANE)\u003C\/p\u003E","picture":"chp-9_1593713572.png","class_id":12,"subject_id":27,"user_id":1,"created_at":"2021-02-22T17:06:05.000000Z","updated_at":"2021-02-22T17:06:05.000000Z","deleted_at":null},{"id":52,"active":"2021-02-22 17:06:05","chapter_name":"\u09a6\u09b6\u09ae \u0985\u09a7\u09cd\u09af\u09be\u09df | \u09ac\u09bf\u09b8\u09cd\u09a4\u09be\u09b0 \u09aa\u09b0\u09bf\u09ae\u09be\u09aa \u0993 \u09b8\u09ae\u09cd\u09ad\u09be\u09ac\u09a8\u09be (MEASURES OF DISPERSION AND PROBABILITY)","single_price":null,"slug":"dsm-odhzay-bistar-primap-oo-smvabna-measures-of-dispersion-and-probability","chapter_description":"\u003Cp\u003E\u09a6\u09b6\u09ae \u0985\u09a7\u09cd\u09af\u09be\u09df | \u09ac\u09bf\u09b8\u09cd\u09a4\u09be\u09b0 \u09aa\u09b0\u09bf\u09ae\u09be\u09aa \u0993 \u09b8\u09ae\u09cd\u09ad\u09be\u09ac\u09a8\u09be (MEASURES OF DISPERSION AND PROBABILITY)\u003C\/p\u003E","picture":"chap-10_1594307957.png","class_id":12,"subject_id":27,"user_id":1,"created_at":"2021-02-22T17:06:05.000000Z","updated_at":"2021-02-22T17:06:05.000000Z","deleted_at":null},{"id":53,"active":"2021-02-22 17:06:05","chapter_name":"\u09b7\u09b7\u09cd\u09a0 \u0985\u09a7\u09cd\u09af\u09be\u09df | \u09a4\u09cd\u09b0\u09bf\u0995\u09cb\u09a3\u09ae\u09bf\u09a4\u09bf\u0995 \u0985\u09a8\u09c1\u09aa\u09be\u09a4 (TRIGONOMETRIC RATIOS)","single_price":null,"slug":"shshth-odhzay-trikonmitik-onupat-trigonometric-ratios","chapter_description":"\u003Cp\u003E\u09b7\u09b7\u09cd\u09a0 \u0985\u09a7\u09cd\u09af\u09be\u09df | \u09a4\u09cd\u09b0\u09bf\u0995\u09cb\u09a3\u09ae\u09bf\u09a4\u09bf\u0995 \u0985\u09a8\u09c1\u09aa\u09be\u09a4 (TRIGONOMETRIC 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ASSOCIATED ANGLES)\u003C\/p\u003E","picture":"chpter-7_1598262675.PNG","class_id":11,"subject_id":26,"user_id":1,"created_at":"2021-02-22T17:06:05.000000Z","updated_at":"2021-02-22T17:06:05.000000Z","deleted_at":null},{"id":55,"active":"2021-02-22 17:06:05","chapter_name":"\u0985\u09b7\u09cd\u099f\u09ae \u0985\u09a7\u09cd\u09af\u09be\u09df | \u09ab\u09be\u0982\u09b6\u09a8 \u0993 \u09ab\u09be\u0982\u09b6\u09a8\u09c7\u09b0 \u09b2\u09c7\u0996\u099a\u09bf\u09a4\u09cd\u09b0 (FUNCTIONS \u0026 GRAPH OF FUNCTIONS)","single_price":null,"slug":"oshtm-odhzay-fangsn-oo-fangsner-lekhcitr-functions-graph-of-functions","chapter_description":"\u003Cp\u003E\u0985\u09b7\u09cd\u099f\u09ae \u0985\u09a7\u09cd\u09af\u09be\u09df | \u09ab\u09be\u0982\u09b6\u09a8 \u0993 \u09ab\u09be\u0982\u09b6\u09a8\u09c7\u09b0 \u09b2\u09c7\u0996\u099a\u09bf\u09a4\u09cd\u09b0 (FUNCTIONS \u0026amp; GRAPH OF FUNCTIONS)\u003C\/p\u003E","picture":"ch-8_1599040981.PNG","class_id":11,"subject_id":26,"user_id":1,"created_at":"2021-02-22T17:06:05.000000Z","updated_at":"2021-02-22T17:06:05.000000Z","deleted_at":null},{"id":56,"active":"2021-02-22 17:06:05","chapter_name":"\u09a8\u09ac\u09ae \u0985\u09a7\u09cd\u09af\u09be\u09df | \u0985\u09a8\u09cd\u09a4\u09b0\u09c0\u0995\u09b0\u09a3 (DIFFERENTIATION)","single_price":null,"slug":"nbm-odhzay-ontreekrn-differentiation","chapter_description":"\u003Cp\u003E\u09a8\u09ac\u09ae \u0985\u09a7\u09cd\u09af\u09be\u09df | \u0985\u09a8\u09cd\u09a4\u09b0\u09c0\u0995\u09b0\u09a3 (DIFFERENTIATION)\u003C\/p\u003E","picture":"ch-9_1599115489.PNG","class_id":11,"subject_id":26,"user_id":1,"created_at":"2021-02-22T17:06:05.000000Z","updated_at":"2021-02-22T17:06:05.000000Z","deleted_at":null},{"id":57,"active":"2021-02-22 17:06:05","chapter_name":"\u09a6\u09b6\u09ae \u0985\u09a7\u09cd\u09af\u09be\u09df | \u09af\u09cb\u0997\u099c\u09c0\u0995\u09b0\u09a3 (INTEGRATION)","single_price":null,"slug":"dsm-odhzay-zogjeekrn-integration","chapter_description":"\u003Cp\u003E\u09a6\u09b6\u09ae \u0985\u09a7\u09cd\u09af\u09be\u09df | \u09af\u09cb\u0997\u099c\u09c0\u0995\u09b0\u09a3 (INTEGRATION)\u003C\/p\u003E","picture":"chap_1599648500.PNG","class_id":11,"subject_id":26,"user_id":1,"created_at":"2021-02-22T17:06:05.000000Z","updated_at":"2021-02-22T17:06:05.000000Z","deleted_at":null},{"id":58,"active":"2021-02-22 17:06:05","chapter_name":"Chapter One","single_price":null,"slug":"chapter-one","chapter_description":"Chapter One","picture":"noimage.jpg","class_id":11,"subject_id":24,"user_id":1,"created_at":"2021-02-22T17:06:05.000000Z","updated_at":"2021-02-22T17:06:05.000000Z","deleted_at":null},{"id":59,"active":"2023-06-25 16:40:47","chapter_name":"Chapter 1","single_price":2,"slug":"chapter-1","chapter_description":null,"picture":"1684927592.png","class_id":13,"subject_id":29,"user_id":1,"created_at":"2023-05-24T17:26:32.000000Z","updated_at":"2023-06-25T16:40:47.000000Z","deleted_at":null},{"id":60,"active":"2023-06-25 16:41:39","chapter_name":"Chapter 2","single_price":500,"slug":"chapter-2","chapter_description":null,"picture":"1687689699.jpg","class_id":13,"subject_id":29,"user_id":1,"created_at":"2023-06-25T16:41:08.000000Z","updated_at":"2023-06-25T16:41:39.000000Z","deleted_at":null}]}

Made Easy Your Lesson

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  2. Class XI
  3. Mathematics 1st Paper
  4. সপ্তম অধ্যায় | সংযুক্ত কোণের ত্রিকোণমিতিক অনুপাত (TRIGONOMETRIC RATIOS OF ASSOCIATED ANGLES)

৭.১ সংযুক্ত কোণের ত্রিকোণমিতিক অনুপাত

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৭.২ যৌগিক কোণ (Compound angle)

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৭.৩ গুণিতক কোণের ত্রিকোণমিতিক অনুপাত (Trigonometric Ratios of Multiple Angles)

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৭.৪ ত্রিকোণমিতিক অভেদাবলী (Trigonometrical Identities)

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৭.৫ ত্রিভুজের সাইন সূত্র (Sine Rule of Triangle)

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